Merge pull request #156 from acourtiol/bugfix/add-missing-comma

fix(build): add missing comma in footer

Gruntfile.js

@@ -11,7 +11,7 @@ module.exports = function (grunt) {
       options: {
         sourceMap: true,
         banner: ';/*! <%= pkg.name %> <%= grunt.template.today("dd-mm-yyyy") %> */\n(function(){\n',
-        footer: '}).call(this)'
+        footer: '}).call(this);'
       },
       dist: {
         src:  [